<?php

/**
 * mForge Framework
 *
 * LICENSE:
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * The license is bundled with this package in the file LICENSE.txt.
 * You may also obtain a copy of the License at this URL:
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * @copyright  Copyright (c) 2011, Jonathan Hedrén
 * @author     Jonathan Hedrén <jonathan.hedren@gmail.com>
 * @license    http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0
 */

namespace mForge\Modules\FlashMessenger;

class Helper
{
    const INFO = 'info';
    const WARNING = 'warning';
    const ERROR = 'error';

    private static $messenger;

    /**
     * Gets all messages. If a $type is specified,
     * only messages of type $type will be returned.
     * Messages are cleared (i.e. removed) after they're fetched.
     *
     * @param string $type
     * @param boolean $clearMessages
     * @return array
     */
    public static function getMessages($type = null, $clearMessages = true)
    {
        return self::$messenger->getMessages($type, $clearMessages);
    }

    /**
     * Checks if the Messenger has any messages.
     *
     * @param string $type
     * @return boolean
     */
    public static function hasMessages($type = null)
    {
        return self::$messenger->hasMessages($type);
    }

    /**
     *
     * @param <type> $messenger 
     */
    public static function setMessenger($messenger)
    {
        self::$messenger = $messenger;
    }
}